2-Heptenoic Acid (contains 3-Heptenoic Acid) - ≥90%(GC) , CAS No.18999-28-5

CAS: 18999-28-5 Cat. No.: H305279 Molecular Weight: 128.17 EC Number: 242-738-8
AVAILABLE TO ORDER
GRADE & PURITY ≥90%(GC)
Synonyms
1IB74EZ67V | alpha-Hexylen-alpha-carbonsaeure | 2-Heptenoic acid, trans- | EINECS 242-738-8 | trans-Hept-2-ensaeure | A880435 | InChI=1/C7H12O2/c1-2-3-4-5-6-7(8)9/h5-6H,2-4H2,1H3,(H,8,9)/b6-5+ | (+/-)-(E)-heptenoic acid | 2-HEPTENOIC ACID | KZ9306E71N | Q
Storage
Store at 2-8°C,Argon charged,Desiccated
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1ml
H305279-1ml
2

$46.90

$78.90
Save $32.00 (40.56%)
5ml
H305279-5ml
2

$199.90

$262.90
Save $63.00 (23.96%)
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Why this grade

≥90%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged,Desiccated Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
1IB74EZ67V | alpha-Hexylen-alpha-carbonsaeure | 2-Heptenoic acid, trans- | EINECS 242-738-8 | trans-Hept-2-ensaeure | A880435 | InChI=1/C7H12O2/c1-2-3-4-5-6-7(8)9/h5-6H, 2-4H2, 1H3, (H, 8, 9)/b6-5+ | (+/-)-(E)-heptenoic acid | 2-HEPTENOIC ACID | KZ9306E71N | Q
Specifications & Purity
≥90%(GC)
Storage
Store at 2-8°C, Argon charged, Desiccated
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥90%(GC)
Names and Identifiers
Pubchem Sid504763445
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504763445
Canonical SmilesCCCCC=CC(=O)O
IUPAC Name(E)-hept-2-enoic acid
InChIKeyYURNCBVQZBJDAJ-AATRIKPKSA-N
INCHI1S/C7H12O2/c1-2-3-4-5-6-7(8)9/h5-6H,2-4H2,1H3,(H,8,9)/b6-5+
Isomeric SMILES CCCC/C=C/C(=O)O
Molecular Weight 128.17
Reaxy-Rn 1745121
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1745121&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassLipids and lipid-like molecules
ClassFatty Acyls
SubclassFatty acids and conjugates
Intermediate Tree Nodes Not available
Direct ParentMedium-chain fatty acids
Alternative Parents Unsaturated fatty acids  Straight chain fatty acids  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Medium-chain fatty acid - Unsaturated fatty acid - Straight chain fatty acid - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as medium-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 4 and 12 carbon atoms.
External Descriptors Unsaturated fatty acids
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
L2411165Certificate of AnalysisDec 13, 2024 H305279
J2127621Certificate of AnalysisAug 19, 2024 H305279
J2127646Certificate of AnalysisAug 19, 2024 H305279
Chemical and Physical Properties
SensitivityAir sensitive
Refractive Index1.46
Flash Point(°C)133 °C
Boil Point(°C)122°C|11.5mmHg(lit.)
Molecular Weight128.169 g/mol
XLogP32.100
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count4
Exact Mass128.084 Da
Monoisotopic Mass128.084 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count9
Formal Charge0
Complexity105.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count1
Solution Calculators
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